public override bool InView(Camera camera)
{
if (camera.scale * particle_Radius < GameConst.minimum_draw_radius) { return false; }
// if index_start == index_end we have no particles left!
if (index_start != index_end)
{
int index_recent = index_end == 0 ? count - 1 : index_end - 1;
// get the position of the most recent particle....
return camera.ContainsCircle(position[index_recent], radius);
}
return false;
}
public override bool InView(Camera camera)
{
return camera.ContainsCircle(pos, radius * camera.ui_feature_scale);
}
public virtual bool InView(Camera camera)
{
return camera.ContainsCircle(pos, radius);
}
public bool InView(Camera camera)
{
// shield not visible if alpha very low
if (total_alpha < 0.05) { return false; }
return camera.ContainsCircle(pos, radius);
}
public override bool InView(Camera camera)
{
return (camera.scale * particle_Radius > GameConst.minimum_draw_radius) && this.Visible() && camera.ContainsCircle(center, radius);
}
public bool InView(Camera camera)
{
return (camera.scale * scale.Y * resource.radius > GameConst.minimum_draw_radius) && camera.ContainsCircle(pos, resource.radius);
}
// draws the red outlines of the hitbox onto screen. Kinda usefull.
public override void Draw(Camera camera, Color color, float width)
{
if (!camera.ContainsCircle(pos, radius)) { return; }
Vector2 p1 = Utility.Rotate( corners[0], angle) + pos;
p1 = camera.Map(p1);
Vector2 p2;
for (int j = 0; j < count; j++)
{
int i = j + 1;
if ( i == count ) { i = 0; }
p2 = Utility.Rotate(corners[i], angle) + pos;
p2 = camera.Map(p2);
ArtPrimitive.DrawLine(p1, p2, color, width * camera.ui_feature_scale);
ArtPrimitive.DrawCircle(p2, color, width * camera.ui_feature_scale);
p1 = p2;
}
}
public override void Draw(Camera camera, Color color, float width = 2.0f)
{
if (!camera.ContainsCircle(pos, radius)) { return; }
Vector2 center = camera.Map(pos);
ArtPrimitive.DrawArc(center, 0.0f, MathHelper.TwoPi, radius * camera.scale, color, width * camera.ui_feature_scale);
}